{"id":210611,"date":"2023-12-22T06:41:20","date_gmt":"2023-12-21T22:41:20","guid":{"rendered":"https:\/\/www.idc.net\/help\/210611\/"},"modified":"2023-12-22T06:41:20","modified_gmt":"2023-12-21T22:41:20","slug":"linux-%e5%91%bd%e4%bb%a4%ef%bc%9acrontab-%e7%bb%b4%e6%8a%a4%e4%b8%aa%e5%88%ab%e7%94%a8%e6%88%b7%e7%9a%84-crontab-%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/210611\/","title":{"rendered":"Linux \u547d\u4ee4\uff1acrontab &#8211; \u7ef4\u62a4\u4e2a\u522b\u7528\u6237\u7684 crontab \u6587\u4ef6"},"content":{"rendered":"<p><title id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9acrontab-%e7%bb%b4%e6%8a%a4%e4%b8%aa%e5%88%ab%e7%94%a8%e6%88%b7%e7%9a%84-crontab-%e6%96%87%e4%bb%b6-aGxyuFyRwO\">Linux \u547d\u4ee4\uff1acrontab - \u7ef4\u62a4\u4e2a\u522b\u7528\u6237\u7684 crontab \u6587\u4ef6<\/title><\/p>\n<h1 id=\"linux-%e5%91%bd%e4%bb%a4%ef%bc%9acrontab-%e7%bb%b4%e6%8a%a4%e4%b8%aa%e5%88%ab%e7%94%a8%e6%88%b7%e7%9a%84-crontab-%e6%96%87%e4%bb%b6-aGxyuFyRwO\">Linux \u547d\u4ee4\uff1acrontab - \u7ef4\u62a4\u4e2a\u522b\u7528\u6237\u7684 crontab \u6587\u4ef6<\/h1>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0ccrontab\u547d\u4ee4\u7528\u4e8e\u521b\u5efa\u548c\u7ef4\u62a4\u7528\u6237\u7684cron\u5b9a\u65f6\u4efb\u52a1\u3002cron\u662f\u4e00\u4e2a\u7528\u4e8e\u5728\u9884\u5b9a\u65f6\u95f4\u6267\u884c\u547d\u4ee4\u6216\u811a\u672c\u7684\u5b88\u62a4\u8fdb\u7a0b\u3002\u901a\u8fc7\u4f7f\u7528crontab\u547d\u4ee4\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u6dfb\u52a0\u3001\u7f16\u8f91\u3001\u5220\u9664\u548c\u5217\u51facron\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n<h2 id=\"%e8%af%ad%e6%b3%95-aGxyuFyRwO\">\u8bed\u6cd5<\/h2>\n<p>crontab\u547d\u4ee4\u7684\u57fa\u672c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>crontab [\u9009\u9879] \u6587\u4ef6\n<\/code><\/pre>\n<p>\u9009\u9879\uff1a<\/p>\n<ul>\n<li><code>-e<\/code>\uff1a\u7f16\u8f91\u7528\u6237\u7684crontab\u6587\u4ef6\u3002<\/li>\n<li><code>-l<\/code>\uff1a\u5217\u51fa\u7528\u6237\u7684crontab\u6587\u4ef6\u3002<\/li>\n<li><code>-r<\/code>\uff1a\u5220\u9664\u7528\u6237\u7684crontab\u6587\u4ef6\u3002<\/li>\n<li><code>-u<\/code> <em>\u7528\u6237<\/em>\uff1a\u6307\u5b9a\u8981\u64cd\u4f5c\u7684\u7528\u6237\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b-aGxyuFyRwO\">\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684crontab\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%bc%96%e8%be%91%e7%94%a8%e6%88%b7%e7%9a%84crontab%e6%96%87%e4%bb%b6-aGxyuFyRwO\">\u7f16\u8f91\u7528\u6237\u7684crontab\u6587\u4ef6<\/h3>\n<p>\u8981\u7f16\u8f91\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>crontab -e<\/code>\u547d\u4ee4\u3002\u8be5\u547d\u4ee4\u4f1a\u6253\u5f00\u4e00\u4e2a\u6587\u672c\u7f16\u8f91\u5668\uff0c\u5141\u8bb8\u7528\u6237\u6dfb\u52a0\u6216\u4fee\u6539cron\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n<pre><code>crontab -e\n<\/code><\/pre>\n<p>\u5728\u7f16\u8f91\u5668\u4e2d\uff0c\u6bcf\u4e00\u884c\u4ee3\u8868\u4e00\u4e2acron\u5b9a\u65f6\u4efb\u52a1\u3002\u6bcf\u4e2a\u4efb\u52a1\u7531\u4e94\u4e2a\u65f6\u95f4\u5b57\u6bb5\u548c\u8981\u6267\u884c\u7684\u547d\u4ee4\u7ec4\u6210\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e2a\u6bcf\u5929\u51cc\u66683\u70b9\u6267\u884c\u5907\u4efd\u811a\u672c\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>0 3 * * * \/path\/to\/backup.sh\n<\/code><\/pre>\n<p>\u7f16\u8f91\u5b8c\u6210\u540e\uff0c\u4fdd\u5b58\u5e76\u9000\u51fa\u7f16\u8f91\u5668\u5373\u53ef\u3002<\/p>\n<h3 id=\"%e5%88%97%e5%87%ba%e7%94%a8%e6%88%b7%e7%9a%84crontab%e6%96%87%e4%bb%b6-aGxyuFyRwO\">\u5217\u51fa\u7528\u6237\u7684crontab\u6587\u4ef6<\/h3>\n<p>\u8981\u5217\u51fa\u7528\u6237\u7684crontab\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u5b9a\u65f6\u4efb\u52a1\uff0c\u53ef\u4ee5\u4f7f\u7528<code>crontab -l<\/code>\u547d\u4ee4\u3002<\/p>\n<pre><code>crontab -l\n<\/code><\/pre>\n<p>\u8be5\u547d\u4ee4\u4f1a\u5c06\u7528\u6237\u7684crontab\u6587\u4ef6\u5185\u5bb9\u8f93\u51fa\u5230\u7ec8\u7aef\u3002<\/p>\n<h3 id=\"%e5%88%a0%e9%99%a4%e7%94%a8%e6%88%b7%e7%9a%84crontab%e6%96%87%e4%bb%b6-aGxyuFyRwO\">\u5220\u9664\u7528\u6237\u7684crontab\u6587\u4ef6<\/h3>\n<p>\u8981\u5220\u9664\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>crontab -r<\/code>\u547d\u4ee4\u3002<\/p>\n<pre><code>crontab -r\n<\/code><\/pre>\n<p>\u6267\u884c\u8be5\u547d\u4ee4\u540e\uff0c\u7528\u6237\u7684crontab\u6587\u4ef6\u5c06\u88ab\u5220\u9664\u3002<\/p>\n<h3 id=\"%e6%8c%87%e5%ae%9a%e8%a6%81%e6%93%8d%e4%bd%9c%e7%9a%84%e7%94%a8%e6%88%b7-aGxyuFyRwO\">\u6307\u5b9a\u8981\u64cd\u4f5c\u7684\u7528\u6237<\/h3>\n<p>\u5982\u679c\u8981\u64cd\u4f5c\u7684\u4e0d\u662f\u5f53\u524d\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>-u<\/code>\u9009\u9879\u6307\u5b9a\u8981\u64cd\u4f5c\u7684\u7528\u6237\u3002<\/p>\n<pre><code>crontab -u \u7528\u6237 \u6587\u4ef6\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u8981\u7f16\u8f91\u7528\u6237<code>john<\/code>\u7684crontab\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>crontab -u john -e\n<\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-aGxyuFyRwO\">\u603b\u7ed3<\/h2>\n<p>\u901a\u8fc7crontab\u547d\u4ee4\uff0c\u7528\u6237\u53ef\u4ee5\u65b9\u4fbf\u5730\u521b\u5efa\u3001\u7f16\u8f91\u3001\u5220\u9664\u548c\u5217\u51facron\u5b9a\u65f6\u4efb\u52a1\u3002\u4f7f\u7528<code>crontab -e<\/code>\u547d\u4ee4\u53ef\u4ee5\u7f16\u8f91\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c<code>crontab -l<\/code>\u547d\u4ee4\u53ef\u4ee5\u5217\u51fa\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c<code>crontab -r<\/code>\u547d\u4ee4\u53ef\u4ee5\u5220\u9664\u7528\u6237\u7684crontab\u6587\u4ef6\u3002\u5982\u679c\u8981\u64cd\u4f5c\u7684\u4e0d\u662f\u5f53\u524d\u7528\u6237\u7684crontab\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528<code>-u<\/code>\u9009\u9879\u6307\u5b9a\u8981\u64cd\u4f5c\u7684\u7528\u6237\u3002<\/p>\n<h3 id=\"%e9%a6%99%e6%b8%af%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%a6%96%e9%80%89%e5%90%8e%e6%b5%aa%e4%ba%91-aGxyuFyRwO\">\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91<\/h3>\n<p>\u540e\u6d6a\u4e91\u662f\u4e00\u5bb6\u4e13\u4e1a\u7684\u4e91\u8ba1\u7b97\u516c\u53f8\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u9999\u6e2f\u670d\u52a1\u5668\u3002\u65e0\u8bba\u60a8\u662f\u4e2a\u4eba\u7528\u6237\u8fd8\u662f\u4f01\u4e1a\u7528\u6237\uff0c\u540e\u6d6a\u4e91\u90fd\u80fd\u4e3a\u60a8\u63d0\u4f9b\u7a33\u5b9a\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u547d\u4ee4\uff1acrontab - \u7ef4\u62a4\u4e2a\u522b\u7528\u6237\u7684 crontab \u6587\u4ef6 Linux \u547d\u4ee4\uff1acrontab  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-210611","post","type-post","status-publish","format-standard","hentry","category-centos"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=210611"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/210611\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=210611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=210611"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=210611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}